Boone Grove Weather Forecast
- 60
- 85
Mostly Sunny
- 61
- 87
Partly Sunny
- 62
- 82
Chance Rain Showers
- 63
- 80
Chance Thunderstorms
- 61
- 77
Chance Rain Showers
- 58
- 76
Chance Rain Showers
Today 18 Sep Porter
Sunny. Patchy fog through mid morning. Highs in the mid 80s Inland, but only in the upper 70s near the lake. Southeast Winds around 5 Mph, becoming northeast in the afternoon.
Tonight 18 Sep Porter
Clear. Lows in the lower 60s. East Winds around 5 Mph.
Boone Grove Temperature Statistics
September Temperature
Valparaiso Porter County Municipal Airport (9.3 miles)
Lowest 8 September, 2025
42.1 °FAverage September
64.2 °FHighest 14 September, 2025
84.9 °F
Climate (2020–Present)
Valparaiso Porter County Municipal Airport (9.3 miles)
Average Low 2020–2025
42.5 °FAverage 2020–2025
51.9 °FAverage High 2020–2025
61.4 °F